cot x = cos x / sin x
cot x = .85 / .52 = 1.6346
Answer: 2(-2x+3)
Step-by-step explanation:
Circumference formula - 2pi(r)
area formula - pi(r)^2
in both of the formulas r is the radius so
to find circumstance: 2(pi)(6) = 25.68 feet
to find area: pi(6)^2 = 113.04 feet